JBCS



16:40, ter fev 11

Acesso Aberto/TP



vol. 39, No. 9, 2016



Artigo de Capa
Quim. Nova 2016, 39(9), 1098-1111

Ressonância de plasmon de superfície localizado e aplicação em biossensores e células solares

Jacqueline Ferreira Leite Santos*; Marcos José Leite Santos#; Anderson Thesing; Fabiele Tavares; Jordana Griep; Marcos Renan Flores Rodrigues

Application of Localized Surface Plasmon Resonance to improve sensitivity and detection limit of biosensors and to enhance the efficiency of solar cells.

http://dx.doi.org/10.21577/0100-4042.20160126

Publicado online: julho 15, 2016
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Artigo Quim. Nova 2016, 39(9), 1027-1033

 

A formação da camada protetora de FeCO3 e o controle da corrosão por CO2 em condiçoes de fluxo turbulento

Lilian R. M. FerreiraI,*,#; Simone M. KlokII; Haroldo de A. PonteII; Fernando FarelasIII


The formation of solid iron carbonate, FeCO3, as a corrosion product upon of the steel, under turbulent flow conditions in a laboratory experiments.

http://dx.doi.org/10.5935/0100-4042.20160116

Publicado online: julho 8, 2016
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Quim. Nova 2016, 39(9), 1034-1043

 

Sistemas carreadores lipídicos nanoestruturados para ivermectina e metopreno visando controle de parasitas

Diego Faria ColaI; Tatiane PasquotoII; Mariana GuilgerII; Renata de LimaII; Camila Morais Gonçalves da SilvaIII; Leonardo Fernandes FracetoI,III,*


Encapsulation of Ivermectin and Methoprene in lipid nanocarriers open perspectives for use in veterinary.

http://dx.doi.org/10.21577/0100-4042.20160123

Publicado online: julho 15, 2016
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Quim. Nova 2016, 39(9), 1044-1050

 

Modificação de membrana de poliamida via sol-gel e incorporação de composto de európio (III) luminescente

Érica A. de SouzaI; Beatriz M. de CamposI; Lucas A. RochaI; Emerson H. de FariaI; Katia J. CiuffiI; Eduardo J. NassarI,*; Jorge V. L. SilvaII; Marcelo F. OliveiraII; Izaque A. MaiaII


The sol-gel methodology has been applied to incorporate several molecules and/or systems into solid substrates. Lanthanide compounds present special properties for use in emission devices, and their incorporation into systems obtained by additive manufacturing opens the opportunity for application in cancer treatment by photodynamic therapy.

http://dx.doi.org/10.21577/0100-4042.20160122

Publicado online: julho 13, 2016
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Quim. Nova 2016, 39(9), 1051-1058

 

Oxidação eletroquímica dos corantes reativos preto 5 e azul 19 utilizando um eletrodo de diamante dopado com boro não comercial

Vanessa M. VasconcelosI; Fernanda de L. SouzaI; Thais T. GuaraldoI; Fernanda L. MiglioriniII; Maurício R. BaldanII; Neidenêi G. FerreiraII; Marcos R. de V. LanzaI,*


Reactive Blue (RA19) and Black (RP5) dyes were satisfactorily removed using a non commercial highly Boron Doped Diamond electrode supported on titanium.

http://dx.doi.org/10.5935/0100-4042.20160117

Publicado online: julho 8, 2016
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Quim. Nova 2016, 39(9), 1059-1064

 

Filmes biodegradáveis de amido de mandioca, pululana e celulose bacteriana

Ana Claudia SueiroI; Paula C. S. Faria-TischerII; Audrey A. S. G. LonniIII; Suzana MaliI,*


Cassava starch films were produced with addition of two microbial biopolymers, pullulan and bacterial cellulose, resulting in films with lower solubility and water vapor permeability, and higher thermal stability when compared to pure starch films.

http://dx.doi.org/10.5935/0100-4042.20160118

Publicado online: julho 8, 2016
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Total access: 3209

Quim. Nova 2016, 39(9), 1065-1070

 

Determinação simultânea de metais e enxofre por ICP-OES em resíduos de destilação de petróleo

Gabriel T. DruzianI; Cristiano K. GiesbrechtI; Francisco C. RosaI; Regina C. L. GuimaraesII; Ricardo A. GuarnieriII; Paola A. MelloI; Érico M. M. Flores I,*


Digestion of crude oil distillation residues is proposed for further simultaneous determination of metals and sulfur by inductively coupled plasma optical emission spectrometry. High digestion efficiency, low detection limits and the possibility of using diluted acids are the main advantages of the proposed method.

http://dx.doi.org/10.5935/0100-4042.20160107

Publicado online: junho 10, 2016
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Total access: 2755

Quim. Nova 2016, 39(9), 1071-1077

 

The use of a novel aldehyde-functionalized chitosan hydrogel to prepare porous tubular scaffolds for vascular tissue engineering application

Eduardo P. AzevedoI,*,# and Vijay KumarII


Tubular scaffolds have been developed for vascular tissue engineering applications. Such constructs should be prepared in a way that originates a porous structure with interconnected pores, which are essential for the growth and differentiation of vascular cells.

http://dx.doi.org/10.21577/0100-4042.20160124

Publicado online: julho 15, 2016
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Total access: 1470

Quim. Nova 2016, 39(9), 1078-1084

 

Biossorção de Pb(II) por casca de urucum (Bixa orellana) em soluções aquosas: estudo cinético, equilíbrio e termodinâmico

Klaiani B. Fontana; Eduardo S. Chaves*; Jefferson D. S. Sanchez; Erica R. L. R. Watanabe; Juliana M. T. A. Pietrobelli; Giane G. Lenzi


Shell of Bixa orellana as low cost biosorbent for Pb(II) removal from aqueous solutions. Analternative biomass as a potential biosorbent.

http://dx.doi.org/10.5935/0100-4042.20160113

Publicado online: junho 17, 2016
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Total access: 2653

Quim. Nova 2016, 39(9), 1085-1092

 

O paradigma da estrutura do doador de próton na formação de ligações de hidrogênio: complexo C2H2···6(HF)

Denize S. SilvaI; Boaz G. Oliveirab,*


The structure of HF trimer is modified upon the complexation with acetylene

http://dx.doi.org/10.21577/0100-4042.20160125

Publicado online: julho 15, 2016
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Quim. Nova 2016, 39(9), 1093-1097

 

Constituintes químicos e atividade antioxidante in vivo de flavonoides isolados de Clusia lanceolata (Clusiaceae)#

Rafaela O. FerreiraI,*; Almir R. de Carvalho JuniorI; Cristiano J. RigerI; Rosane N. CastroI; Tania M. S. da SilvaII; Mário G. de CarvalhoI


Flavonoid C-glycosides and phaeophytins from Clusia lanceolata. Vitexin derivatives with in vivo antioxidant activity.

http://dx.doi.org/10.21577/0100-4042.20160131

Publicado online: julho 20, 2016
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Total access: 3255

Revisão Quim. Nova 2016, 39(9), 1112-1125

 

Cocristais: uma estratégia promissora na área farmacêutica

Alanny B. O. RochaI; Gislaine KuminekI; Tatiane C. MachadoI; Juliana RosaI; Gabriela S. RauberIV,V; Paola A. A. BorbaI; Sana SiedlerI; Hellen K. StulzerI; Silvia Lucia CuffiniII; Naír Rodríguez-HornedoIII,V; Simone G. CardosoI,*


Cocrystal solubility can be modulated due to the molecular interactions of its components in solution by complexation, ionization or micellar solubilization.

http://dx.doi.org/10.21577/0100-4042.20160139

Publicado online: agosto 5, 2016
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Total access: 4289

Nota Técnica Quim. Nova 2016, 39(9), 1126-1130

 

Analysis of thermal and aqueous suspension stabilities of chitosan based nanoencapsulated vitamins

Douglas de BrittoI,*; Flávia G. PinolaII; Luiz H. C. MattosoII; Odilio B. G. AssisII


Nanoencapsulated vitamin C shows greater stability in aqueous suspension in comparison with non-encapsulated vitamins C in deionized water or 1% acetic acid solution.

http://dx.doi.org/10.21577/0100-4042.20160127

Publicado online: julho 15, 2016
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Total access: 1968

Quim. Nova 2016, 39(9), 1131-1135

 

Análise simultânea dos indicadores biológicos de exposição aos solventes etilbenzeno, estireno, tolueno e xileno na urina por CLAE-UV

Priscila A. Yamamoto; Natália V. de Moraes*; Vinicius P. Silva; José S. Lepera


This work presents a HPLC-UV method able to analyze the occupational exposure to ethylbenzene, styrene, toluene and xylene through the quantification of their metabolites (PGA, MA, HA, o-MHA, m-MHA and p-MHA) in urine.

http://dx.doi.org/10.21577/0100-4042.20160128

Publicado online: julho 15, 2016
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Total access: 1747

Educação Quim. Nova 2016, 39(9), 1136-1140

 

Com ar - Respirar e Ensinar

Maria Fernanda N. N. Carvalho*; José Armando L. da Silva; Hermínio P. Diogo


Experiments based on phase change of the main components of air promoted by temperature variation. Insight into the relationship between volume, pressure, temperature and intermolecular forces.

http://dx.doi.org/10.5935/0100-4042.20160119

Publicado online: julho 8, 2016
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Assuntos Gerais Quim. Nova 2016, 39(9), 1141-1150

 

A química dos povos indígenas da América do Sul

Jens SoentgenI; Klaus HilbertII,*,#


The purpose of this essay is to show that mainly in the area of chemical practices the indigenous people competence was considerable and has led to inventions profitable nowadays to millions of people.

http://dx.doi.org/10.21577/0100-4042.20160143

Publicado online: agosto 16, 2016
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Total access: 4418

On-line version ISSN 1678-7064 Printed version ISSN 0100-4042
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